/*
 * Copyright (C) 2024 Puter Technologies Inc.
 *
 * This file is part of Puter.
 *
 * Puter is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published
 * by the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
import builtins from '../coreutils/__exports__.js';

export class BuiltinCommandProvider {
    async lookup (id) {
        return builtins[id];
    }

    // Only a single builtin can match a given name
    async lookupAll (...a) {
        const result = await this.lookup(...a);
        if ( result ) {
            return [ result ];
        }
        return undefined;
    }

    async complete (query) {
        return Object.keys(builtins)
            .filter(commandName => commandName.startsWith(query));
    }
}
